Environmental issues

5. the gas organisms breath
9. small pieces of rubbish (cans, paper, bottles)
10. rising of the earth´s temperature
11. the process of making air, soil, water etc. didrty
13. violent storm with very strong winds, especially in the western Atlantic Ocean
14. long period of time without raining
15. the natural world in which plants, animals and people live
16. a process of making something a desert

1. violent shaking of earth´s surface
2. percipitation that contains harmful chemicals from factory gases and that damages trees, crops and buildings (2 words)
3. the process by which the surface of something is gradually destroyed through the action of wind or rain
4. a group of animals that are able to reproduce with each other
6. to make sure something is not harmed
7. the process of something being damaged or made worse
8. a substance that causes death if it gets to the body
11. stop something from being done, especially by law
12. an amount of money that has to be paid as a punishment for not obeying the law
13. to go after wild animals in order to catch or kill them